{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x93ef8d562172413ed019bb43d87882030be8fb0c76226b0388dc5367a6cb4faf",
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  }
}